class ConfigTranslationDateFormatUiTest

class ConfigTranslationDateFormatUiTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'language',
    'config_translation',
    'system',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Enable additional languages.
    $langcodes = [
      'de',
      'es',
    ];
    foreach ($langcodes as $langcode) {
      ConfigurableLanguage::createFromLangcode($langcode)->save();
    }
    $user = $this->drupalCreateUser([
      'administer site configuration',
      'translate configuration',
    ]);
    $this->drupalLogin($user);
  }
  
  /**
   * Tests date format translation behavior.
   */
  public function testDateFormatUI() : void {
    $this->drupalGet('admin/config/regional/date-time');
    // Assert translation link unlocked date format.
    $this->assertSession()
      ->linkByHrefExists('admin/config/regional/date-time/formats/manage/medium/translate');
    // Assert translation link locked date format.
    $this->assertSession()
      ->linkByHrefExists('admin/config/regional/date-time/formats/manage/html_datetime/translate');
    // Date pattern is visible on unlocked date formats.
    $this->drupalGet('admin/config/regional/date-time/formats/manage/medium/translate/de/add');
    $this->assertSession()
      ->fieldExists('translation[config_names][core.date_format.medium][pattern]');
    // Date pattern is not visible on locked date formats.
    $this->drupalGet('admin/config/regional/date-time/formats/manage/html_datetime/translate/es/add');
    $this->assertSession()
      ->fieldNotExists('translation[config_names][core.date_format.html_datetime][pattern]');
  }
  
  /**
   * Tests date format translation.
   */
  public function testDateFormatTranslation() : void {
    $this->drupalGet('admin/config/regional/date-time');
    // Check for medium format.
    $this->assertSession()
      ->linkByHrefExists('admin/config/regional/date-time/formats/manage/medium');
    // Save default language configuration for a new format.
    $edit = [
      'label' => 'Custom medium date',
      'id' => 'custom_medium',
      'date_format_pattern' => 'Y. m. d. H:i',
    ];
    $this->drupalGet('admin/config/regional/date-time/formats/add');
    $this->submitForm($edit, 'Add format');
    // Test translating a default shipped format and our custom format.
    $formats = [
      'medium' => 'Default medium date',
      'custom_medium' => 'Custom medium date',
    ];
    foreach ($formats as $id => $label) {
      $translation_base_url = 'admin/config/regional/date-time/formats/manage/' . $id . '/translate';
      $this->drupalGet($translation_base_url);
      // 'Add' link should be present for German translation.
      $translation_page_url = "{$translation_base_url}/de/add";
      $this->assertSession()
        ->linkByHrefExists($translation_page_url);
      // Make sure original text is present on this page.
      $this->drupalGet($translation_page_url);
      $this->assertSession()
        ->pageTextContains($label);
      // Make sure that the date library is added.
      $this->assertSession()
        ->responseContains('core/modules/system/js/system.date.js');
      // Update translatable fields.
      $edit = [
        'translation[config_names][core.date_format.' . $id . '][label]' => $id . ' - DE',
        'translation[config_names][core.date_format.' . $id . '][pattern]' => 'D',
      ];
      // Save language specific version of form.
      $this->drupalGet($translation_page_url);
      $this->submitForm($edit, 'Save translation');
      // Get translation and check we've got the right value.
      $override = \Drupal::languageManager()->getLanguageConfigOverride('de', 'core.date_format.' . $id);
      $expected = [
        'label' => $id . ' - DE',
        'pattern' => 'D',
      ];
      $this->assertEquals($expected, $override->get());
      // Formatting the date 8 / 27 / 1985 @ 13:37 EST with pattern D should
      // display "Tue".
      $formatted_date = $this->container
        ->get('date.formatter')
        ->format(494015820, $id, NULL, 'America/New_York', 'de');
      $this->assertEquals('Tue', $formatted_date, 'Got the right formatted date using the date format translation pattern.');
    }
  }

}